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量程可低至3英寸水柱，NIST溯源6點校準
655A系列316L不銹鋼液用微差壓變送器用于高靜壓場合的微差壓監測，特別適用于OEM設備，它能在過壓非常高的情況下用于低至3英寸水柱的量程范圍，精度達到0.25%。
655A系列變送器采用了先進的科技來保證高低壓口的平衡。自動焊接制造技術使它在承受很高的壓力的應用場合可靠耐用，壽命長。每個產品都帶有NIST六點校準證書。
655A系列微差壓變送器是全焊接的316不銹鋼材質，在設計中沒有采用任何O型環，特別適用于高靜壓應用場合，和保證不能泄露的應用場合。
應用及案例
? Pump differential pressure
? Critical process monitoring
? High accuracy/low differential pressure OEM applications
產品特色
? Extreme overpressure and stability at low ranges provides durable device for OEM and end-user applications
? High-accuracy device for low differential pressure designs requiring more precise measurements in support of application
? NIST certificate available to demonstrate high-level of performance
Service: Compatible Gasses Or Liquids.
Wetted Materials: 316L SST.
Accuracy: ±0.25% BFSL, RSS (Combined Effect Of Non-Linearity, Hysteresis, And Repeatability).
Stability: ≤ ±0.25% FSO/Yr.
Temperature Limits: -20 To 200°F (-29 To 93°C).
Compensated Temperature Limits: 0 To 170°F (-17.8 To 76.7°C).
Pressure Limits: 1000 Psi (68.95 Bar) Continuous; 3000 Psi (206.8 Bar) Burst.
Thermal Effects: ≤ ±1.5% F.S. Over Comp. Temperature Range.
Power Requirements: 8 To 38 Vdc.
Output Signal: 4 To 20 MA.
Static Pressure Effects: On Zero: ≤ ±0.25% FSO Per 1000 Psi; On Span: ≤ ±0.5% Of Reading Per 1000 Psi.
Loop Resistance: 1500 Ohms.
Electrical Connections: Cable Exit With 24" Cable; Optional 6-Pin Connector.
Process Connections: 1/4" NPT Female.
Enclosure Rating: Designed To Meet NEMA 4X (IP66).
Mounting Orientation: Mount In Vertical Position: Zero Shifts Up To 1" ±H2O Depending On Orientation.
Response Time: < 10 MS.
Weight: 18 Oz (510 g).
Agency Approval: CE.
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